Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 01:12

General

  • Target
    install_c0rd004.msi
  • Size 8.6MB
  • Sample260801-bkpy6abd35
  • SHA256 b6215fbf26692b95a09f6957f2063c08d53ec14a0047e55a8c5ac9579ca38055
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Badlisted process makes network request 7 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 11 IoCs
  • Drops file in Windows directory 13 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\install_c0rd004.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3448
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4616
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 6DCF2938C59737F50ED3797DBDA11BB8 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3728
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:260
  • C:\Users\Public\ZY7Spi\Y3YNXt.exe
    "C:\Users\Public\ZY7Spi\Y3YNXt.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1124

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e59d7aa.rbs

        • Path C:\Config.Msi\e59d7aa.rbs
        • Size 7KB
        • SHA256 d7dfc444b872a35210aff71f615e42252cb0dc66c13dd1f127226657dab60702
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UxEnhance64.dll

        • Path C:\Users\Public\ZY7Spi\UxEnhance64.dll
        • Size 3.1MB
        • SHA256 d43b422bfe2c20c593d05fe40dd0a6e1fd1e66b1a1a8aff4f56fb9ab9655623a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Y3YNXt.exe

        • Path C:\Users\Public\ZY7Spi\Y3YNXt.exe
        • Size 135KB
        • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        adoresd.dat

        • Path C:\Users\Public\ZY7Spi\adoresd.dat
        • Size 4.7MB
        • SHA256 37637e424ba9c5d8e427b7b506dfd7504fe3ec1b29d5f6184e175d4fff76fbc8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msadox.tb

        • Path C:\Users\Public\ZY7Spi\msadox.tb
        • Size 8KB
        • SHA256 86a3b8060b729c00b8f82ac12487e0058cc5cd877b1efb0d149e7cc01c450124
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIDDA5.tmp

        • Path C:\Windows\Installer\MSIDDA5.tmp
        • Size 8.5MB
        • SHA256 1220a95f82c6f700b9ddf4571af4acd2169ab87bb97e7e5a664eeba1cb89d353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e59d7a9.msi

        • Path C:\Windows\Installer\e59d7a9.msi
        • Size 8.6MB
        • SHA256 b6215fbf26692b95a09f6957f2063c08d53ec14a0047e55a8c5ac9579ca38055
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 734701c1b86e64eaa379a680a87d0484ff6f175172e325ab494317c2895e2133
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {319c2d79-a9c9-49ec-b7d2-e7771b614dbd}_OnDiskSnapshotProp

        • Path \??\Volume{6392210f-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{319c2d79-a9c9-49ec-b7d2-e7771b614dbd}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 32eff371c598efa2479a9198362a8e58d0c4a2cae5e6212fcd6f99e56e24ef48
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1124-79-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-67-0x00007FFA28220000-0x00007FFA28222000-memory.dmp

        memory/1124-59-0x00007FFA28210000-0x00007FFA28212000-memory.dmp

        memory/1124-60-0x00007FFA048B0000-0x00007FFA04DCE000-memory.dmp

        memory/1124-92-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-85-0x000002267C320000-0x000002267C36E000-memory.dmp

        memory/1124-65-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-90-0x000002267D6A0000-0x000002267D72A000-memory.dmp

        memory/1124-68-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-72-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-73-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-74-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-75-0x000002267CD70000-0x000002267D601000-memory.dmp

        memory/1124-86-0x000002267D6A0000-0x000002267D72A000-memory.dmp

        memory/1124-88-0x000002267D6A0000-0x000002267D72A000-memory.dmp

        memory/1124-87-0x000002267D6A0000-0x000002267D72A000-memory.dmp

        memory/3728-16-0x00007FFA1E240000-0x00007FFA1E252000-memory.dmp

        memory/3728-45-0x00007FFA1E240000-0x00007FFA1E252000-memory.dmp

        memory/3728-12-0x00007FFA28210000-0x00007FFA28212000-memory.dmp

        memory/3728-14-0x00007FFA04770000-0x00007FFA04DC2000-memory.dmp